Boris Johnson has said if Ukraine is invaded by Russia it could bring about "the destruction of a democratic state" and "the shock will echo around the world".
The prime minister added that intelligence shows a conflict between Moscow and Kyiv looks "increasingly likely", as he vowed to block Russian companies from raising capital in London.
Speaking at a security conference in Munich, Germany, he said: "If Ukraine is invaded and if Ukraine is overwhelmed, we will witness the destruction of a democratic state.
https://news.sky.com/story/ukraine-crisis-boris-johnson-warns-shock-will-echo-around-the-world-if-russia-invades-12545889